Meaning

noun kindheartedness through maturity or old age

noun a taste (especially of fruit) that is ripe and of full flavor

noun the property of a sensation that is rich and pleasing

originEtymology tree English mellow Proto-Germanic *-inōną Proto-Indo-European *-dyé- Proto-Germanic *-atjaną Proto-Indo-European *-tus Proto-Germanic *-þuz Proto-Germanic *-assuz Proto-Germanic *-inassuz Proto-West Germanic *-nassī Old English -nes Middle English -nesse English -ness English mellowness From mellow + -ness.

Etymology from Wiktionary, CC BY-SA 3.0